IGCSE Science - Combined (0653) — May–June 2023, Paper 63
4 questions · every question answerable online with instant point-by-point AI marking against the official mark scheme.
Start with Question 1 →A student investigates the effect of temperature on the growth of mushrooms. Fig. 1.1 shows a section through a mushroom (with the cap labelled). In the box provided, make a…
Answer this question and get it marked →A student investigates a green solid H. Procedure: add some dilute hydrochloric acid to solid H in a test-tube; the mixture forms a blue solution; do a flame test on the blue…
Answer this question and get it marked →A student investigates the period of oscillation of a spring with different loads. The period is the time for one oscillation, measured by displacing the spring downwards,…
Answer this question and get it marked →A student rolls a toy car down a ramp of height h. At the bottom of the ramp, the car rolls a distance d along the horizontal floor until it stops (Fig. 4.1). Plan an…
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